2123120213212 has 12 divisors (see below), whose sum is σ = 3751532804656. Its totient is φ = 1051253697600.

The previous prime is 2123120213209. The next prime is 2123120213233.

2123120213212 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2576601789 + ... + 2576602612.

Almost surely, 2^{2123120213212} is an apocalyptic number.

It is an amenable number.

2123120213212 is a deficient number, since it is larger than the sum of its proper divisors (1628412591444).

2123120213212 is a wasteful number, since it uses less digits than its factorization.

2123120213212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153204508 (or 5153204506 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

It can be divided in two parts, 2123120 and 213212, that added together give a palindrome (2336332).

The spelling of 2123120213212 in words is "two trillion, one hundred twenty-three billion, one hundred twenty million, two hundred thirteen thousand, two hundred twelve".